What is the internal energy of 45 moles of Neon gas (molecular mass = 20 u)at 24°C? (R = 8.31 J/mol⋅K)

Name: What is the internal energy of 45 moles of Neon gas (molecular mass = 20 u)at 24°C? (R = 8.31 J/mol⋅K)
Brand: Quizplus
Rating: 4.9 (57 reviews)

Question

Quizplus · Accepted Answer

The internal energy of an ideal monoatomic gas like Neon is given by (3/2)nRT. Converting 24°C to Kelvin gives 297K. Substituting n = 45, R = 8.31 J/mol⋅K, and T = 297K into the formula gives approximately 1.7 × 10^5 J.

What Is the Internal Energy of 45 Moles of Neon